• Glow-worm’s Range of High Efficiency Combi Boilers

    Glow-worm’s range of Combi Boilers provide central heating and hot water without the need for a separate tank to store water; you can easily tuck them away under the stairs or in kitchen cabinets. Combi boilers are the most popular types of boilers in the UK, now found in around 70% of homes.



    Exceptional, Prime Combi Boiler

    • Ultra quiet operation
    • 5 second hot water response
    • High Efficiency with a NOx Class 5 rating
    • Sleek and attractive design
    • Up to 15 years of warranty available*


    Compact Combi Boiler

    • Compact design fits into cupboards
    • Ideal for small houses
    • 5 second hot water response
    • Eligible for up to 15 years of warranty+


    Exclusive Combi Boiler

    • Easy to use and install
    • LPG compatible; without the need for a separate conversion kit
    • 5 years warranty as standard
    • UK manufactured in Glow-worm’s industry leading facility


    Combi Boiler with a FREE 3 Year Warranty

    • 3 years FREE parts and labour warranty
    • Reliable Performance
    • Competitive Price
    • LPG Compatible without the need for a separate conversion kit
    • Warranty up to 6 years is available too*


    Simple, Reliable and Great Value Combi Boiler

    • Great value for money
    • Easy to use LCD display
    • Compact design, ideal for small to medium sized homes
    • Available in 24 & 28K models


    Ultracom₂ 35 Store

    Ultracom 35 Store

    Limitless Combi Boiler

    • Instant, Unlimited Hot water
    • Ultra Quiet Operation
    • LPG Compatible
    • Perfect for large properties

    Perfect for large properties

    High Efficiency storage combi boiler is perfect for larger properties, providing instant, unlimited hot water and maximum comfort.

    Unlimited comfort

    Ultracom2 Store combines the benefits of a system store and combi boiler in one package. The storage water vessels contained within the unit not only save space but provide large properties with unlimited water.

    Features & Benefits

    • High Efficiency with a NOx Class 5 rating
    • Ultra quiet operation
    • Provides high performance central heating and instant, sustained hot water supply for larger properties (powerful 19.7 litres/min flow rate at 35 degree rise achieved using shift load technology and mixing valve supplied with the appliance)
    • Fast re-heat time of less than 5 minutes
    • LPG compatible without conversion kit
    • 2 year parts and labour warranty*


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